Brand Name:YongNuo
Power Source:4*AAsize batteries (Alkaline or Ni-MH are usable)
Display:Yes
Package:Yes
Color Temperature: 5600k
Light Source:HSS, TTL.M.MULTI, GR
Weight:430g
Size (WxHxD):62*78*214mm (Extended state)
TTL:Yes
Model Number: YN600EX-RT
Compatible Camera Brand:CANON